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Mostrando 346 resultados
Freelancers Patrocinados
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abusayed2004 abusayed2004
$40 Dólares / hora
Asterisk PBX, SIP, Linux, Cloud, DevOps, SecurityBangladeshI am currently seeking long-term remote and onsite job opportunities. With 13 years of experience, I have worked extensively with VoIP, Asterisk, cloud technologies such as AWS and OpenStack, Server security, Vtiger CRM, Open VPN, CentOS, Ubuntu, Redhat, VoIPSwitch, Oracle DB, RHEVM, Mysql, and Linux customization. I...I am currently seeking long-term remote and onsite job opportunities. With 13 years of experience, I have worked extensively with VoIP, Asterisk, cloud technologies such as AWS and OpenStack, Server security, Vtiger CRM, Open VPN, CentOS, Ubuntu, Redhat, VoIPSwitch, Oracle DB, RHEVM, Mysql, and Linux customization. I am also proficient in Python and PHP scriptwriting for IVR and AGI implementation on Asterisk. I have a team for support and further development. My expertise includes: - Linux - Hosting Systems Administration & Monitoring - Design and implementation of High-Performance SIP SBC - DevOps CI/CD - Service Optimization - Security Hardening - VoIP, Asterisk, SMS, Dongle, and FreePBX installation, configuration, and maintenance - WebRTC SIP Phone - Infrastructure Planning - Disaster Recovery - Shell Scripting - Capacity planning, application delivery planning - Network Troubleshoot, Spanning Tree, PVST, RSTP, HSRP, RIP, BGP, EGRP IGRP, MPLS - SAN Troubleshoot - GlusterFS, CEPH - NFS, SMB, ISCSI, SMTP - Linux performance tuning - MySQL, Oracle DB performance tuning - Laravel web application development - Web Security, Web benchmark, best practice - IPTV, Live streaming, VOD, FFmpeg - Raspberry Pi Please let me know if you have any questions or require further information. menos
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I have 8 years of Experience as a System Administrator and expert in Linux, Asterisk, vicidial and openvpn.I have 8 years of Experience as a System Administrator and expert in Linux, Asterisk, vicidial and openvpn. menos
Contratar ameer89898
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udayarpandey2022 udayarpandey2022
$50 Dólares / hora
IT Infra Solution Architect - DevOps - SecurityNepalLet's keep this short. Anything related to IT: (System/Network/DevOps/Virtualization/Wordpress/Development/Servers/Mail) I can handle them all, period. Ganesh D.Let's keep this short. Anything related to IT: (System/Network/DevOps/Virtualization/Wordpress/Development/Servers/Mail) I can handle them all, period. Ganesh D. menos
Contratar udayarpandey2022
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RajdeepVerma RajdeepVerma
$10 Dólares / hora
Your goals we'll ignite, with our bid, take flightIndia########################################## if I didn't respond then here is my email: iam@rajdeepverma.com (all communication should be done on freelancer.com mail only if needed) ########################################## Highly skilled Sys Admin, DevOps, and Cloud architect professional, distinguished by profound...########################################## if I didn't respond then here is my email: iam@rajdeepverma.com (all communication should be done on freelancer.com mail only if needed) ########################################## Highly skilled Sys Admin, DevOps, and Cloud architect professional, distinguished by profound expertise in managing intricate IT infrastructures and orchestrating seamless operations. With a robust foundation in system administration and DevOps practices, I optimize efficiency and reliability across environments. Additionally, I excel as a Cross-Platform Developer, crafting cutting-edge mobile applications for Android and iOS, alongside web solutions. My proficiency in Python further enhances my capabilities, enabling advanced automation and scalable solutions. I am committed to delivering excellence in every endeavor, ensuring that systems are secure, efficient, and optimized for peak performance, while also innovating in cross-platform development to deliver outstanding user experiences. menos
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I’m experienced in Server Managment and Network Administration for small and medium-sized businesses. I have about 30 years of experience on these areas. I have worked in Microsoft 365, Microsoft Office 365, Intune, SCCM, RDS Severs, WDS, WSUS in the past 5 years. I am expert in Fiber optic network design, experienced...I’m experienced in Server Managment and Network Administration for small and medium-sized businesses. I have about 30 years of experience on these areas. I have worked in Microsoft 365, Microsoft Office 365, Intune, SCCM, RDS Severs, WDS, WSUS in the past 5 years. I am expert in Fiber optic network design, experienced in troubleshooting fiber optic networks. Expert with Fiber Optic tools such as Fusion splicers, Optical Time Domain Reflectometer (OTDR), Fiber optic cleaver, Visual Fault Locator (VFL), Power meter and light source. Fiber optic connectors, Single-mode and multimode cables, Splice enclosures, Distribution boxes, Termination boxes, Patch panels. I have hand-on experience on Wi-Fi design for home and office. menos
Contratar SiaSP
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About me I have worked over 20 years at IT and telecom companies at following positions: it support, system administrator, applications administrator and monitoring administrator expert. I am "System Administration and IT Infrastructure Services" certified. I follow KISS methods. I understand OSI layer. With me is...About me I have worked over 20 years at IT and telecom companies at following positions: it support, system administrator, applications administrator and monitoring administrator expert. I am "System Administration and IT Infrastructure Services" certified. I follow KISS methods. I understand OSI layer. With me is easy to setup systems. I am not picky about what systems to use but i do have experience what to use. I know following operating systems + distros: debian, ubuntu, gentoo, suse, redhat, centos, rocky linux, almalinux and arch linux, freebsd, netbsd, openbsd, sun solaris plus ms windows servers. I also know following systems: Web servers: Apache, Nginx, Lighttpd, Litespeed, Hiawatha. Javascript: nodejs,npm Java web servers: Tomcat, Jrun, Jboss Proxy systems: Haproxy, Varnish, Squid. DB servers: MySQL (and forks, including MariaDB), PostgreSQL Mail systems: Postfix,exim,dovecot.. and implementing: DKIM, SPF, MX, DMARC. Monitoring systems: Nagios, zabbix, cacti, grafana. SMS: SMSC, Kannel DNS: Bind, Djbdns, Dnsmasq. VPS: Vmware, Hyper-v, Proxmox, bhyve, kvm, xen, openstack.. Containers: docker, lxc, jail, kubernetes Cloud providers: AWS, Digitalocean, Azure.. My knowledge does not stop here. I troubleshoot easily. Let's chat Please see my reviews of my previous works.. PS! With my bid you will get one week free support for work done menos
Contratar servermaster
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rakibulinux rakibulinux
$30 Dólares / hora
Web Developer, DevOps Engineer, Linux System AdminBangladeshHello and welcome to my Freelancer profile! I am an experienced Next.js/MERN Stack Web Developer and Linux System Administrator with a wide range of skills and expertise. With years of experience in the field, I have worked with a variety of technologies, including Git, GitHub, and GitLab for version control, HTML,...Hello and welcome to my Freelancer profile! I am an experienced Next.js/MERN Stack Web Developer and Linux System Administrator with a wide range of skills and expertise. With years of experience in the field, I have worked with a variety of technologies, including Git, GitHub, and GitLab for version control, HTML, CSS, and JavaScript for front-end development, and React, MongoDB, NodeJS, Nestjs, Nextjs, and ExpressJS for full-stack development. In addition to my development skills, I have extensive experience with Linux system administration, including deployment on Ubuntu, CentOS, and Debian. I also have experience deploying and managing Cryptocurrency exchanges such as Openware and OpenDAX, setting up Smart Contracts and Nodes for BTC, ETH, TRX, and ERC20 tokens. My expertise in cloud platforms such as AWS, Digital Ocean, Google Cloud, Azure, Linode, and Vultr, combined with my experience with automation tools like Docker, Ansible, Puppet, Vagrant, Capistrano, and Kubernetes, allows me to efficiently manage infrastructure and ensure scalability. I also have experience with popular CMS platforms such as WordPress, Joomla, and Drupal, and have set up and managed video conferencing solutions using Jitsi Meet, OpenMeet, BigBlueButton, and Zoom. In addition, I have set up and maintained VOIP solutions using Asterisk, Kazoo, and FreePBX, and have experience with SMS gateway and SMPP setup. As an experienced developer, I am committed to delivering high-quality work, meeting deadlines, and exceeding client expectations. If you're looking for a skilled MERN Stack Web Developer and Linux System Administrator for your project, feel free to contact me. #linux #jitsi #html #css #javascript #react #mongodb #expressjs #nodejs #fullstack menos
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Worked for arvixe and servercentre datacenters. Extensive experience with Perl and shell scripting. Worked with cpanel, directadmin, plesk, aws, digital ocean, google cloud servers.Worked for arvixe and servercentre datacenters. Extensive experience with Perl and shell scripting. Worked with cpanel, directadmin, plesk, aws, digital ocean, google cloud servers. menos
Contratar jbosseu
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⭐⭐⭐⭐⭐ Among the Top 3% Freelancers ⭐⭐⭐⭐⭐ We are a small but super dedicated team of design and development gurus with an average of 7 years experiences in all following fields: 1. Graphic Design - Branding*, Web & UI/UX 2. Software Development - Python, Nodejs 3. Web Development - WordPress, PHP. Angular,...⭐⭐⭐⭐⭐ Among the Top 3% Freelancers ⭐⭐⭐⭐⭐ We are a small but super dedicated team of design and development gurus with an average of 7 years experiences in all following fields: 1. Graphic Design - Branding*, Web & UI/UX 2. Software Development - Python, Nodejs 3. Web Development - WordPress, PHP. Angular, React 4. Mobile App- React Native, Flutter. We strongly believe in getting in contact with potential customers rather than short-time temporary clients. Tired of communication issues with foreign freelancers? Concerned about the quality of your product after seeing those fake portfolios? Well, you don't have to worry about that anymore with team Abhishek D!! Our motto is "to provide best quality, commitment & communication to our clients!" If you see our bid on your project please click on the chat or award button to get started or hit the 'HIRE ME' on top right of this page to get a quote now! *FREE Consultation menos
Contratar abhi98041
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AwaisChaudhry AwaisChaudhry
$50 Dólares / hora
Among Top 100 on Freelancer Search out of 2MillionPakistanZAWN Tech is an IT company based on Certified Programmers providing all kinds of IT solutions since 2014. Our skills are: Blockchain: Metaverse, Web3, NFT, NFT Games, Smart Contract, White Paper, Blockchain (Eth, WAX, Solana, BSC, Polygon), Pancakeswap, Arbitrage Bot, Uniswap, DEX, DAPP, (Frontend,Snipper,Sandwitch...ZAWN Tech is an IT company based on Certified Programmers providing all kinds of IT solutions since 2014. Our skills are: Blockchain: Metaverse, Web3, NFT, NFT Games, Smart Contract, White Paper, Blockchain (Eth, WAX, Solana, BSC, Polygon), Pancakeswap, Arbitrage Bot, Uniswap, DEX, DAPP, (Frontend,Snipper,Sandwitch Bots) Web: Core: HTML, CSS, WordPress, PHP (Magento, Cakephp, Codeigniter, Symfony, Laravel), Javascript (MEAN+MERN), React.js, Angular, node.js, Express.js, Vue.js, D3.js, Three.js, Ruby on Rails, ASP.NET, AJAX, MVC, VB.NET, WPF, CMS, JSON, Docker, Odoo, RESTful API Gobiflow, Podio, Bubble.io, Webflow eCommerce: Woo+BigCommerce, Shopify, Ecwid, Shopware, Prestashop, Joomla, Drupal, Zoho, Odoo, WHMCS, Yii, vTiger, Suite/SugarCRM Desktop: Java, Python, C#/C++Programming, Delphi, Qt++, VB, Golang Design: Photoshop, Illustrator, Figma Game Development: WebGL, Html5, Unity3d, 3d Max, 3d Maya, Unreal Engine 4/25. UE5, Godot Mobile: Android, iPhone, PhoneGap, Ionic, Cordova, React Native, Xamarin, Flutter, AR/VR Calling: Twilio, Nexmo, Voip, Sip, Asterisk, FreePbx, Freeswitch. Trading: Sierra Chart, Pinescript, Thinkorswim, Tradestation, Metatrader, NinjaTrader, Tradingview, Binance, Kucoin, Interactive Broker, Iqoption, Fxtm Apis Computer Vision: Machine Learning, Artificial Intelligence, OpenCV, OCR, Tensorflow, GPT-3, GPT-4, Jetson Nvidia, YOLO, Chatbot, ChatGPT, OpenAI Hardware: Embedded System, Arduino, Matlab, Raspberry Pi, Esp32 menos
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